1 # 2 # Copyright (c) 2013, 2017, Oracle and/or its affiliates. All rights reserved. 3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 # 5 # This code is free software; you can redistribute it and/or modify it 6 # under the terms of the GNU General Public License version 2 only, as 7 # published by the Free Software Foundation. Oracle designates this 8 # particular file as subject to the "Classpath" exception as provided 9 # by Oracle in the LICENSE file that accompanied this code. 10 # 11 # This code is distributed in the hope that it will be useful, but WITHOUT 12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 # version 2 for more details (a copy is included in the LICENSE file that 15 # accompanied this code). 16 # 17 # You should have received a copy of the GNU General Public License version 18 # 2 along with this work; if not, write to the Free Software Foundation, 19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 # 21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 # or visit www.oracle.com if you need additional information or have any 23 # questions. 24 # 25 26 # Include support files that will setup compiler flags due to the selected 27 # jvm feature set, and specific file overrides. 28 include lib/JvmFeatures.gmk 29 include lib/JvmOverrideFiles.gmk 30 31 $(eval $(call IncludeCustomExtension, hotspot/lib/CompileJvm.gmk)) 32 33 ################################################################################ 34 # Setup compilation of the main Hotspot native library (libjvm). 35 36 JVM_OUTPUTDIR := $(JVM_VARIANT_OUTPUTDIR)/libjvm 37 JVM_MAPFILE := $(JVM_OUTPUTDIR)/mapfile 38 39 ################################################################################ 40 # Platform independent setup 41 42 # This variable may be added to by a custom extension 43 JVM_SRC_ROOTS += $(TOPDIR)/src/hotspot 44 45 JVM_SRC_DIRS += $(call uniq, $(wildcard $(foreach d, $(JVM_SRC_ROOTS), \ 46 $d/share \ 47 $d/os/$(HOTSPOT_TARGET_OS) \ 48 $d/os/$(HOTSPOT_TARGET_OS_TYPE) \ 49 $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH) \ 50 $d/os_cpu/$(HOTSPOT_TARGET_OS)_$(HOTSPOT_TARGET_CPU_ARCH) \ 51 ))) \ 52 $(JVM_VARIANT_OUTPUTDIR)/gensrc/jvmtifiles \ 53 $(JVM_VARIANT_OUTPUTDIR)/gensrc/tracefiles \ 54 # 55 56 JVM_CFLAGS_INCLUDES += \ 57 $(patsubst %,-I%,$(filter-out $(JVM_VARIANT_OUTPUTDIR)/gensrc/%, $(JVM_SRC_DIRS))) \ 58 -I$(JVM_VARIANT_OUTPUTDIR)/gensrc \ 59 -I$(TOPDIR)/src/hotspot/share/precompiled \ 60 -I$(TOPDIR)/src/hotspot/share/prims \ 61 -I$(TOPDIR)/src/java.base/share/native/include \ 62 # 63 64 # INCLUDE_SUFFIX_* is only meant for including the proper 65 # platform files. Don't use it to guard code. Use the value of 66 # HOTSPOT_TARGET_CPU_DEFINE etc. instead. 67 # Remaining TARGET_ARCH_* is needed to select the cpu specific 68 # sources for 64-bit ARM ports (arm versus aarch64). 69 JVM_CFLAGS_TARGET_DEFINES += \ 70 -DTARGET_ARCH_$(HOTSPOT_TARGET_CPU_ARCH) \ 71 -DINCLUDE_SUFFIX_OS=_$(HOTSPOT_TARGET_OS) \ 72 -DINCLUDE_SUFFIX_CPU=_$(HOTSPOT_TARGET_CPU_ARCH) \ 73 -DINCLUDE_SUFFIX_COMPILER=_$(HOTSPOT_TOOLCHAIN_TYPE) \ 74 -DTARGET_COMPILER_$(HOTSPOT_TOOLCHAIN_TYPE) \ 75 -D$(HOTSPOT_TARGET_CPU_DEFINE) \ 76 -DHOTSPOT_LIB_ARCH='"$(OPENJDK_TARGET_CPU_LEGACY_LIB)"' \ 77 # 78 79 ifeq ($(DEBUG_LEVEL), release) 80 # For hotspot, release builds differ internally between "optimized" and "product" 81 # in that "optimize" does not define PRODUCT. 82 ifneq ($(HOTSPOT_DEBUG_LEVEL), optimized) 83 JVM_CFLAGS_DEBUGLEVEL := -DPRODUCT 84 endif 85 else ifeq ($(DEBUG_LEVEL), fastdebug) 86 JVM_CFLAGS_DEBUGLEVEL := -DASSERT 87 ifeq ($(filter $(OPENJDK_TARGET_OS), windows aix), ) 88 # NOTE: Old build did not define CHECK_UNHANDLED_OOPS on Windows and AIX. 89 JVM_CFLAGS_DEBUGLEVEL += -DCHECK_UNHANDLED_OOPS 90 endif 91 else ifeq ($(DEBUG_LEVEL), slowdebug) 92 # _NMT_NOINLINE_ informs NMT that no inlining is done by the compiler 93 JVM_CFLAGS_DEBUGLEVEL := -DASSERT -D_NMT_NOINLINE_ 94 endif 95 96 JVM_CFLAGS += \ 97 $(JVM_CFLAGS_DEBUGLEVEL) \ 98 $(JVM_CFLAGS_TARGET_DEFINES) \ 99 $(JVM_CFLAGS_FEATURES) \ 100 $(JVM_CFLAGS_INCLUDES) \ 101 $(EXTRA_CFLAGS) \ 102 # 103 104 JVM_LDFLAGS += \ 105 $(SHARED_LIBRARY_FLAGS) \ 106 $(JVM_LDFLAGS_FEATURES) \ 107 $(EXTRA_LDFLAGS) \ 108 # 109 110 JVM_LIBS += \ 111 $(JVM_LIBS_FEATURES) \ 112 # 113 114 # These files and directories are always excluded 115 JVM_EXCLUDE_FILES += jsig.c jvmtiEnvRecommended.cpp jvmtiEnvStub.cpp args.cc 116 JVM_EXCLUDES += adlc 117 118 # Needed by vm_version.cpp 119 ifeq ($(OPENJDK_TARGET_CPU), x86_64) 120 OPENJDK_TARGET_CPU_VM_VERSION := amd64 121 else ifeq ($(OPENJDK_TARGET_CPU), sparcv9) 122 OPENJDK_TARGET_CPU_VM_VERSION := sparc 123 else ifeq ($(HOTSPOT_TARGET_CPU_ARCH), arm) 124 ifeq ($(OPENJDK_TARGET_CPU), aarch64) 125 # This sets the Oracle Aarch64 port to use arm64 126 # while the original Aarch64 port uses aarch64 127 OPENJDK_TARGET_CPU_VM_VERSION := arm64 128 endif 129 else 130 OPENJDK_TARGET_CPU_VM_VERSION := $(OPENJDK_TARGET_CPU) 131 endif 132 133 CFLAGS_VM_VERSION := \ 134 $(VERSION_CFLAGS) \ 135 -DHOTSPOT_VERSION_STRING='"$(VERSION_STRING)"' \ 136 -DDEBUG_LEVEL='"$(DEBUG_LEVEL)"' \ 137 -DHOTSPOT_BUILD_USER='"$(USERNAME)"' \ 138 -DHOTSPOT_VM_DISTRO='"$(HOTSPOT_VM_DISTRO)"' \ 139 -DCPU='"$(OPENJDK_TARGET_CPU_VM_VERSION)"' \ 140 # 141 142 # -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp. 143 ifeq ($(USE_PRECOMPILED_HEADER), false) 144 JVM_CFLAGS += -DDONT_USE_PRECOMPILED_HEADER 145 endif 146 147 ################################################################################ 148 # Platform specific setup 149 150 # ARM source selection 151 152 ifeq ($(OPENJDK_TARGET_OS)-$(OPENJDK_TARGET_CPU), linux-arm) 153 JVM_EXCLUDE_PATTERNS += arm_64 154 155 else ifeq ($(OPENJDK_TARGET_OS)-$(OPENJDK_TARGET_CPU), linux-aarch64) 156 # For 64-bit arm builds, we use the 64 bit hotspot/src/cpu/arm 157 # hotspot sources if HOTSPOT_TARGET_CPU_ARCH is set to arm. 158 # Exclude the aarch64 and 32 bit arm files for this build. 159 ifeq ($(HOTSPOT_TARGET_CPU_ARCH), arm) 160 JVM_EXCLUDE_PATTERNS += arm_32 aarch64 161 endif 162 endif 163 164 ifneq ($(filter $(OPENJDK_TARGET_OS), linux macosx windows), ) 165 JVM_PRECOMPILED_HEADER := $(TOPDIR)/src/hotspot/share/precompiled/precompiled.hpp 166 endif 167 168 ifeq ($(OPENJDK_TARGET_CPU), x86) 169 JVM_EXCLUDE_PATTERNS += x86_64 170 else ifeq ($(OPENJDK_TARGET_CPU), x86_64) 171 JVM_EXCLUDE_PATTERNS += x86_32 172 endif 173 174 # Inline assembly for solaris 175 ifeq ($(OPENJDK_TARGET_OS), solaris) 176 ifeq ($(OPENJDK_TARGET_CPU), x86_64) 177 JVM_CFLAGS += $(TOPDIR)/src/hotspot/os_cpu/solaris_x86/solaris_x86_64.il 178 else ifeq ($(OPENJDK_TARGET_CPU), sparcv9) 179 JVM_CFLAGS += $(TOPDIR)/src/hotspot/os_cpu/solaris_sparc/solaris_sparc.il 180 endif 181 endif 182 183 ifeq ($(OPENJDK_TARGET_OS)-$(OPENJDK_TARGET_CPU), solaris-sparcv9) 184 ifeq ($(COMPILE_WITH_DEBUG_SYMBOLS), false) 185 # NOTE: In the old build, we weirdly enough set -g/-g0 always, regardless 186 # of if debug symbols were needed. Without it, compilation fails on 187 # sparc! :-( 188 JVM_CFLAGS += -g0 189 endif 190 endif 191 192 ifeq ($(OPENJDK_TARGET_OS), windows) 193 ifeq ($(OPENJDK_TARGET_CPU_BITS), 64) 194 RC_DESC := 64-Bit$(SPACE) 195 endif 196 JVM_RCFLAGS += -D"HS_FILEDESC=$(HOTSPOT_VM_DISTRO) $(RC_DESC)$(JVM_VARIANT) VM" 197 endif 198 199 JVM_OPTIMIZATION ?= HIGHEST_JVM 200 201 # Need to set JVM_STRIPFLAGS to the default value from SPEC since the STRIPFLAGS 202 # parameter to SetupNativeCompilation allows an empty value to override the 203 # default. 204 JVM_STRIPFLAGS ?= $(STRIPFLAGS) 205 206 ################################################################################ 207 # Now set up the actual compilation of the main hotspot native library 208 209 $(eval $(call SetupNativeCompilation, BUILD_LIBJVM, \ 210 TOOLCHAIN := TOOLCHAIN_LINK_CXX, \ 211 LIBRARY := jvm, \ 212 OUTPUT_DIR := $(JVM_LIB_OUTPUTDIR), \ 213 SRC := $(JVM_SRC_DIRS), \ 214 EXCLUDES := $(JVM_EXCLUDES), \ 215 EXCLUDE_FILES := $(JVM_EXCLUDE_FILES), \ 216 EXCLUDE_PATTERNS := $(JVM_EXCLUDE_PATTERNS), \ 217 EXTRA_OBJECT_FILES := $(DTRACE_EXTRA_OBJECT_FILES), \ 218 CFLAGS := $(JVM_CFLAGS), \ 219 CFLAGS_DEBUG_SYMBOLS := $(JVM_CFLAGS_SYMBOLS), \ 220 CXXFLAGS_DEBUG_SYMBOLS := $(JVM_CFLAGS_SYMBOLS), \ 221 vm_version.cpp_CXXFLAGS := $(CFLAGS_VM_VERSION), \ 222 DISABLED_WARNINGS_clang := tautological-compare, \ 223 DISABLED_WARNINGS_xlc := 1540-0216 1540-0198 1540-1090 1540-1639 \ 224 1540-1088 1500-010, \ 225 ASFLAGS := $(JVM_ASFLAGS), \ 226 LDFLAGS := $(JVM_LDFLAGS), \ 227 LIBS := $(JVM_LIBS), \ 228 OPTIMIZATION := $(JVM_OPTIMIZATION), \ 229 OBJECT_DIR := $(JVM_OUTPUTDIR)/objs, \ 230 MAPFILE := $(JVM_MAPFILE), \ 231 USE_MAPFILE_FOR_SYMBOLS := true, \ 232 STRIPFLAGS := $(JVM_STRIPFLAGS), \ 233 EMBED_MANIFEST := true, \ 234 RC_FLAGS := $(JVM_RCFLAGS), \ 235 VERSIONINFO_RESOURCE := $(TOPDIR)/src/hotspot/os/windows/version.rc, \ 236 PRECOMPILED_HEADER := $(JVM_PRECOMPILED_HEADER), \ 237 PRECOMPILED_HEADER_EXCLUDE := $(JVM_PRECOMPILED_HEADER_EXCLUDE), \ 238 )) 239 240 ifeq ($(OPENJDK_TARGET_OS), windows) 241 # It doesn't matter which jvm.lib file gets exported, but we need 242 # to pick just one. 243 ifeq ($(JVM_VARIANT), $(firstword $(JVM_VARIANTS))) 244 $(eval $(call SetupCopyFiles, COPY_JVM_LIB, \ 245 DEST := $(LIB_OUTPUTDIR), \ 246 FILES :=$(JVM_VARIANT_OUTPUTDIR)/libjvm/objs/jvm.lib, \ 247 )) 248 TARGETS += $(COPY_JVM_LIB) 249 endif 250 endif 251 252 # AIX warning explanation: 253 # 1500-010 : (W) WARNING in ...: Infinite loop. Program may not stop. 254 # There are several infinite loops in the vm, so better suppress. 255 # 1540-0198 : (W) The omitted keyword "private" is assumed for base class "...". 256 # 1540-0216 : (W) An expression of type .. cannot be converted to type .. 257 # In hotspot this fires for functionpointer to pointer conversions 258 # 1540-1088 : (W) The exception specification is being ignored. 259 # In hotspot this is caused by throw() in declaration of new() in nmethod.hpp. 260 # 1540-1090 : (I) The destructor of "..." might not be called. 261 # 1540-1639 : (I) The behavior of long type bit fields has changed ... 262 263 # Include mapfile generation. It relies on BUILD_LIBJVM_ALL_OBJS which is only 264 # defined after the above call to BUILD_LIBJVM. Mapfile will be generated 265 # after all object files are built, but before the jvm library is linked. 266 include lib/JvmMapfile.gmk 267 268 TARGETS += $(BUILD_LIBJVM)